Home / 9,098.20-13,625.38-5,190.76

Finding the Fourth Proportional to 9,098.20, 13,625.38 and 5,190.76

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Solution

The fourth proportional to 9,098.20, 13,625.38 and 5,190.76 is: 7,773.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,098.20 : 13,625.38 = 5,190.76 : x
  2. Step 2: Convert to fraction form
    9,098.20/13,625.38 = 5,190.76/x
  3. Step 3: Cross multiply
    9,098.20x = 13,625.38 × 5,190.76
  4. Step 4: Simplify right side
    9,098.20x = 70,726,077.49
  5. Step 5: Solve for x
    x = 70,726,077.49/9,098.20
  6. Step 6: Final answer
    x = 7,773.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.